Stuart Carroll works for Tennessee State Parks up on the Cumberlands, at Fall Creek Falls State Park. For most of his thirty-plus-year career with state parks, he has organized and led hikes and other interpretive programs, sharing the area's rich cultural and natural history with visitors. Kelley Roark is a veteran traveler and outdoors lover whose family hailed from Tennessee one hundred years ago. Kelley has authored titles on travel and other topics, including a travel memoir about Costa Rica.